Home / 3,075,166.80-4,615,374.60-1,371,931.20

Finding the Fourth Proportional to 3,075,166.80, 4,615,374.60 and 1,371,931.20

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Solution

The fourth proportional to 3,075,166.80, 4,615,374.60 and 1,371,931.20 is: 2,059,067.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,166.80 : 4,615,374.60 = 1,371,931.20 : x
  2. Step 2: Convert to fraction form
    3,075,166.80/4,615,374.60 = 1,371,931.20/x
  3. Step 3: Cross multiply
    3,075,166.80x = 4,615,374.60 × 1,371,931.20
  4. Step 4: Simplify right side
    3,075,166.80x = 6,331,976,413,427.52
  5. Step 5: Solve for x
    x = 6,331,976,413,427.52/3,075,166.80
  6. Step 6: Final answer
    x = 2,059,067.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.